Seeing the engine warning light illuminate while you’re driving can be alarming. This small icon can signal anything from a minor issue to a serious engine fault. Knowing what to do next can prevent damage and keep you safe.
1. Don’t Panic — Assess the Situation
If the light is steady and your car is still driving normally, it’s likely not an emergency. However, you should arrange for diagnostics as soon as possible. A flashing light, on the other hand, often indicates a more serious problem (like a misfire) and requires immediate attention.
2. Reduce Speed and Avoid Heavy Loads
If the light is on, drive gently. Avoid high speeds, heavy acceleration, or towing — this can reduce strain on the engine while you make your way to a garage.
3. Check for Obvious Issues
Look for warning signs such as unusual noises, smoke from the exhaust, or strange smells. Also, check if other dashboard lights are on (e.g., oil pressure or coolant temperature), as this can indicate a compounding problem.
4. Use an OBD2 Scanner
If you have an OBD2 diagnostic tool, you can plug it into your vehicle to read the fault code. While this won’t fix the problem, it gives you a clearer idea of the issue and helps a mechanic pinpoint it faster.
5. Seek Professional Help Promptly
Even if the car seems to be driving fine, a lit engine light means something isn’t right. Ignoring it could turn a minor issue — like a loose sensor — into major damage over time.
The engine light is your car’s way of asking for help. A prompt response can prevent costly repairs and keep you safely on the road.